Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

----- Original Message -----
From: "Simao Cardoso" <simaocardoso@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Sunday, December 06, 2009 9:30 PM
Subject: Re: [Homebrew_PCBs] 105 u copper needed


> Simao Cardoso wrote:
>
>> known as 3 oz/in²
>
> What a mistake, I may dislike imperial units but this was, how to say, a
> shoot in the _foot_? :>

Etching would take a very long time with 3 oz/sq. inch copper. I make it
about 1.5 mm thick. 8-)

Leon